Research Article

An Experiment Monitoring Signals of Coal Bed Simulation under Forced Vibration Conditions

Table 1

The vibration table characters.

SizeMaximum payload Maximum overturn momentMaximum eccentric torqueMaximum displacementFrequency rangeAcceleration at maximum loadMaximum speed

3 m × 3 m10000 kg300 KN·m100 KN·m±100 mm0.2 Hz~50 Hz1.2 g1.0 m/s